Primary type information:
Type-material: holotype worker. Type-locality: Vietnam: Khánh Hóa, Hon Ba Nat. Park (900 m., 12°06’N, 108°58’E), 20.ii.2014, SH14-Vie-24, leaf litter (S. Hosoishi). Type-depository: IEHV.
Secondary type information:
Paratype-material: 14 paratype workers, 2 paratype queens. Paratype-locality: same as for holotype. Paratype-depositories: BMNH, CASC, IEHV, KUIC, LACM, SKYC.